Home / 963,359.82-1,329,436.55-533,667.78

Finding the Fourth Proportional to 963,359.82, 1,329,436.55 and 533,667.78

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Solution

The fourth proportional to 963,359.82, 1,329,436.55 and 533,667.78 is: 736,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,359.82 : 1,329,436.55 = 533,667.78 : x
  2. Step 2: Convert to fraction form
    963,359.82/1,329,436.55 = 533,667.78/x
  3. Step 3: Cross multiply
    963,359.82x = 1,329,436.55 × 533,667.78
  4. Step 4: Simplify right side
    963,359.82x = 709,477,449,621.02
  5. Step 5: Solve for x
    x = 709,477,449,621.02/963,359.82
  6. Step 6: Final answer
    x = 736,461.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.